<!DOCTYPE html>
<html>
!!!xxs
<head>
	<meta charset="utf-8">
	<title>红色矩形</title>

</head>

<body> 
	<canvas id="myCanvas">您的浏览器不支持HTML5 canvas 标签
	</canvas>

<h1>产品标签</h1>
<details  open="false">
<legend>产品说明</legend>
产品说明那个
产品说明那个
产品说明那个
产品说明那个
产品说明那个
	</details>
<h1>foo</h1>
<p><span></span></p>
<p></p>
<a href="#">a</a>
<menu type="toolbar"></menu>


</body>
<script type="text/javascript">
	var canvas=document.getElementById("myCanvas");
	var ctx=canvas.getContext("2d");
	ctx.fillStyle='#FF0000';
	ctx.fillRect(0,0,80,100);
</script>
</html>